Investor Relations


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IR Contacts


LiqTech International A/S
Industriparken 22C
DK-2750 Ballerup

Phone: 0045 4498 6000

Fax: 0045 4498 6061


Robert Blum, Managing Partner
Lytham Partners, LLC
3800 N. Central Ave.
Suite 750
Phoenix, AZ 85012, United States

Phone: 602-889-9700



Mark Vernon

Mr. Vernon was appointed as Chairman of the Board of Directors in July 2018. Mr. Vernon has been Director of LiqTech since February 2013.

Mr. Vernon was Chief Executive Officer and an Executive Director of Spirax-Sarco Engineering plc, a British industrial flow control business, until his retirement in January 2014. He has had a long career in the industrial engineering industry, serving previously as Group Vice-president of Flowserve’s Flow Control Business Unit, Group Vice-president of Durco International and President of Valtek International, a global controls business.

Mr. Vernon also currently serves as a Non-executive Director of Senior plc, a British aerospace and industrial engineering business.

Mr. Vernon’s extensive global experience in the industrial engineering industry, particularly in North and South America, provides the Board with valuable insight in the markets the Company serves, as well as proven management and Board expertise.

Alexander J. Buehler

Mr. Buehler was appointed to serve as Director effective as of August 11, 2017.

Mr. Buehler has served as the Chief Executive Officer and as a director of EMS USA, Inc., a provider of pipeline and facility maintenance and construction, since July of 2014. From May of 2011 to June of 2014, Mr. Buehler served as Chief Financial Officer of Energy Recovery, Inc., a publically traded provider of energy recovery products to the water, oil & gas, and chemical industries. Mr. Buehler previously served in executive leadership positions at Insituform Technologies, Inc., and worked for five years in the U.S. Army Corps of Engineers. He received a B.S. in Civil Engineering from the United States Military Academy at West Point and an MBA in Finance from the Wharton School at the University of Pennsylvania.

Mr. Buehler’s experience in general management and strategic planning as well as new product development, corporate development, operations management, manufacturing process optimization, sales management, and back-office administration. Mr. Buehler has substantial experience in global water, oil & gas, and manufacturing industries and was critical in a number of acquisitions. Mr. Buehler has been determined by our board to be an Audit Commitee Financial Expert.


Peyton Boswell

Mr. Boswell was appointed to serve as Director effective as of August 11, 2017.

Boswell has served as Managing Director of EnterSolar, LLC, a provider of commercial solar photovoltaic solutions, since September of 2010.
Before joining EnterSolar, Mr. Boswell led solar development activities for Fortistar, and was the founder of RenewCo V.I., a renewable energy development firm based in the U.S. Virgin Islands. Prior to entering the solar industry, Peyton was a finance and investment banking professional for 15 years with J.P. Morgan and Bank of America, primarily focused on private equity transactions, M&A advisory services, and the coverage of corporate clients across a range of industry groups. Mr. Boswell is a Chartered Financial Analyst (CFA) and has a NABCEP Technical Sales Certification. He earned a BA from Cornell University and holds an MBA from Columbia Business School.

Mr. Boswell’s experience in establishing and growing a successful renewable energy clean tech business and prior experience in investment banking provides the Board with a unique perspective on corporate finance and strategic growth matters. Further, the Board has determined that he qualifies as an Audit Committee Financial Expert.


Joel Gay

Mr. Gay was appointed to serve as Director effective as of November 1, 2018.

Mr. Gay most recently served as President and Chief Executive Officer of Energy Recovery from April 2015 to February 2018 and was a member of the company’s Board of Directors.  Joel joined Energy Recovery in January 2012, holding several positions at the company, including Chief Financial Officer and Chief Strategy Officer. 

Prior to joining Energy Recovery, Joel held various roles at Aegion Corporation, most notably as the Chief Financial Officer of the North American division. Mr. Gay holds an MBA from the Booth School of Business at the University of Chicago.  Mr. Gay also serves on the board of GDG Constructors as an Executive Director and Chair of the Audit Committee.

Joel brings meaningful relevant experience in commercializing and scaling industrial technology businesses.

Sune Mathiesen

Mr. Mathiesen was appointed as Chief Executive Officer and a Director of LiqTech International in July 2014.

Previously, he served as CEO and Director of Masu A/S, a Danish Company, and as CEO and Director of Provital Solutions A/S since March 2012. Mr. Mathiesen has also served as Country Manager of Broen Lab Group and Country Manager of GPA Flowsystem.

Mr. Mathiesen has a solid background in executive management, sales and business turnarounds, and has been working with technical products within the valves and fittings industry for the past 16 years. He has a degree in commercial science from Via College in Randers, Denmark.


LiqTech International Inc. is committed to the highest standards of corporate ethics and diligent compliance with financial accounting and reporting rules. Our Board of Directors provides independent leadership in the exercise of its responsibilities.

Our Management Team oversees a strong system of internal controls and compliance with corporate policies and applicable laws and regulations. And our employees operate in a climate of responsibility, candor and integrity.

Committee Charters

Audit Committee
Compensation Committee
Governance Committee

Ethics Policy

Code of Ethics